The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 1, 2026 | Okeke Angelique M | EVP, General Counsel | Grant(A) | 3K | — | $0 |
| Aug 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 200 | $409.68 | $82K |
| Aug 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 1K | $410.94 | $452K |
| Aug 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 642 | $411.82 | $264K |
| Aug 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 996 | $412.90 | $411K |
| Aug 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 320 | $414.10 | $133K |
| Aug 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 284 | $415.03 | $118K |
| Aug 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 200 | $415.97 | $83K |
| Aug 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 40 | $416.83 | $17K |
| Aug 5, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Sell(S) | 1K | $414.63 | $501K |
| Aug 3, 2026 | Anand Kunal | Chief Technology Officer | Sell(S) | 392 | $404.63 | $159K |
| Aug 3, 2026 | Peterman Catherine A | Chief People Officer | Grant(A) | 9K | — | $0 |
| Aug 3, 2026 | Werner Edward Cooper | Chief Financial Officer | Sell(S) | 599 | $405.92 | $243K |
| Aug 3, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Sell(S) | 703 | $404.86 | $285K |
| Aug 3, 2026 | Okeke Angelique M | EVP, General Counsel | Sell(S) | 515 | $404.49 | $208K |
| Aug 3, 2026 | Maddison John Anthony | Chief Product Mkting Officer | Sell(S) | 1K | $405.85 | $406K |
| Aug 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Option exercise(M) | 6K | — | $0 |
| Aug 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Tax withholding(F) | 2K | $402.57 | $987K |
| Aug 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Option exercise(M) | 2K | — | $0 |
| Aug 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Option exercise(M) | 2K | — | $0 |
| Aug 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Option exercise(M) | 3K | — | $0 |
| Aug 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Option exercise(M) | 3K | — | $0 |
| Aug 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Tax withholding(F) | 1K | $402.57 | $601K |
| Aug 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Option exercise(M) | 950 | — | $0 |
| Aug 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Option exercise(M) | 708 | — | $0 |
| Aug 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Option exercise(M) | 1K | — | $0 |
| Aug 1, 2026 | Anand Kunal | Chief Technology Officer | Option exercise(M) | 1K | — | $0 |
| Aug 1, 2026 | Anand Kunal | Chief Technology Officer | Tax withholding(F) | 506 | $402.57 | $204K |
| Aug 1, 2026 | Anand Kunal | Chief Technology Officer | Option exercise(M) | 622 | — | $0 |
| Aug 1, 2026 | Anand Kunal | Chief Technology Officer | Option exercise(M) | 668 | — | $0 |
| Aug 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Option exercise(M) | 2K | — | $0 |
| Aug 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Tax withholding(F) | 911 | $402.57 | $367K |
| Aug 1, 2026 | Werner Edward Cooper | Chief Financial Officer | Option exercise(M) | 987 | — | $0 |
| Aug 1, 2026 | Werner Edward Cooper | Chief Financial Officer | Tax withholding(F) | 388 | $402.57 | $156K |
| Aug 1, 2026 | Werner Edward Cooper | Chief Financial Officer | Option exercise(M) | 453 | — | $0 |
| Aug 1, 2026 | Werner Edward Cooper | Chief Financial Officer | Option exercise(M) | 534 | — | $0 |
| Aug 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Option exercise(M) | 668 | — | $0 |
| Aug 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Option exercise(M) | 717 | — | $0 |
| Aug 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Option exercise(M) | 933 | — | $0 |
| Aug 1, 2026 | Montoya Michael F | Chief Technology Ops Officer | Option exercise(M) | 2K | — | $0 |
| Aug 1, 2026 | Montoya Michael F | Chief Technology Ops Officer | Tax withholding(F) | 840 | $402.57 | $338K |
| Aug 1, 2026 | Montoya Michael F | Chief Technology Ops Officer | Option exercise(M) | 2K | — | $0 |
| Aug 1, 2026 | Montoya Michael F | Chief Technology Ops Officer | Option exercise(M) | 534 | — | $0 |
| Aug 1, 2026 | Okeke Angelique M | EVP, General Counsel | Option exercise(M) | 1K | — | $0 |
| Aug 1, 2026 | Okeke Angelique M | EVP, General Counsel | Tax withholding(F) | 415 | $402.57 | $167K |
| Aug 1, 2026 | Okeke Angelique M | EVP, General Counsel | Option exercise(M) | 113 | — | $0 |
| Aug 1, 2026 | Okeke Angelique M | EVP, General Counsel | Option exercise(M) | 375 | — | $0 |
| Aug 1, 2026 | Okeke Angelique M | EVP, General Counsel | Option exercise(M) | 238 | — | $0 |
| Aug 1, 2026 | Okeke Angelique M | EVP, General Counsel | Option exercise(M) | 334 | — | $0 |
| Aug 1, 2026 | Maddison John Anthony | Chief Product Mkting Officer | Option exercise(M) | 454 | — | $0 |
| Aug 1, 2026 | Maddison John Anthony | Chief Product Mkting Officer | Tax withholding(F) | 250 | $402.57 | $101K |
| Aug 1, 2026 | Maddison John Anthony | Chief Product Mkting Officer | Option exercise(M) | 454 | — | $0 |
| Jul 30, 2026 | Mehta Nikhil Ramesh | Director | Sell(S) | 943 | $387.07 | $365K |
| Jul 30, 2026 | Mehta Nikhil Ramesh | Director | Sell(S) | 717 | $388.10 | $278K |
| Jul 30, 2026 | Mehta Nikhil Ramesh | Director | Sell(S) | 692 | $388.68 | $269K |
| Jul 30, 2026 | Mehta Nikhil Ramesh | Director | Sell(S) | 992 | $390.07 | $387K |
| Jul 30, 2026 | Mehta Nikhil Ramesh | Director | Sell(S) | 458 | $390.93 | $179K |
| Jul 30, 2026 | Mehta Nikhil Ramesh | Director | Sell(S) | 198 | $391.72 | $78K |
| Jul 1, 2026 | Munroe Gavin | Director | Grant(A) | 700 | — | $0 |
| Jun 10, 2026 | Buse Elizabeth | Director | Sell(S) | 214 | $398.53 | $85K |
| Jun 10, 2026 | Buse Elizabeth | Director | Sell(S) | 626 | $399.29 | $250K |
| Jun 10, 2026 | Buse Elizabeth | Director | Sell(S) | 120 | $400.58 | $48K |
| Jun 10, 2026 | Buse Elizabeth | Director | Sell(S) | 40 | $401.05 | $16K |
| Jun 2, 2026 | Werner Edward Cooper | Chief Financial Officer | Sell(S) | 3K | $400.00 | $1.0M |
| May 8, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Sell(S) | 6K | $350.19 | $2.2M |
| May 8, 2026 | Werner Edward Cooper | Chief Financial Officer | Sell(S) | 2K | $350.00 | $525K |
| May 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 40 | $331.05 | $13K |
| May 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 200 | $332.52 | $67K |
| May 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 80 | $335.28 | $27K |
| May 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 1K | $336.92 | $449K |
| May 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 1K | $337.78 | $428K |
| May 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 480 | $338.60 | $163K |
| May 5, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Sell(S) | 383 | $339.88 | $130K |
| May 5, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Sell(S) | 1K | $330.58 | $439K |
| May 4, 2026 | Anand Kunal | Chief Technology Officer | Sell(S) | 3K | $322.33 | $1.0M |
| May 4, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Sell(S) | 704 | $330.30 | $233K |
| May 4, 2026 | Werner Edward Cooper | Chief Financial Officer | Sell(S) | 599 | $322.33 | $193K |
| May 4, 2026 | Maddison John Anthony | Chief Product Mkting Officer | Sell(S) | 1K | $322.33 | $322K |
| May 4, 2026 | Okeke Angelique M | EVP, General Counsel | Sell(S) | 842 | $322.33 | $271K |
| May 1, 2026 | Eswaran Anand | Director | Grant(A) | 916 | — | $0 |
| May 1, 2026 | Anand Kunal | Chief Technology Officer | Option exercise(M) | 10K | — | $0 |
| May 1, 2026 | Anand Kunal | Chief Technology Officer | Tax withholding(F) | 4K | $323.20 | $1.3M |
| May 1, 2026 | Anand Kunal | Chief Technology Officer | Option exercise(M) | 623 | — | $0 |
| May 1, 2026 | Anand Kunal | Chief Technology Officer | Option exercise(M) | 668 | — | $0 |
| May 1, 2026 | Anand Kunal | Chief Technology Officer | Option exercise(M) | 9K | — | $0 |
| May 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Option exercise(M) | 3K | — | $0 |
| May 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Tax withholding(F) | 1K | $323.20 | $444K |
| May 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Option exercise(M) | 951 | — | $0 |
| May 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Option exercise(M) | 708 | — | $0 |
| May 1, 2026 | Fountain Thomas Dean | EVP Global Services & Strategy | Option exercise(M) | 1K | — | $0 |
| May 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Option exercise(M) | 2K | — | $0 |
| May 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Tax withholding(F) | 910 | $323.20 | $294K |
| May 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Option exercise(M) | 668 | — | $0 |
| May 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Option exercise(M) | 6K | — | $0 |
| May 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Tax withholding(F) | 2K | $323.20 | $792K |
| May 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Option exercise(M) | 2K | — | $0 |
| May 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Option exercise(M) | 2K | — | $0 |
| May 1, 2026 | Locoh-Donou Francois | President, CEO & Director, Director | Option exercise(M) | 3K | — | $0 |
| May 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Option exercise(M) | 717 | — | $0 |
| May 1, 2026 | Whalen Chad Michael | EVP, Worldwide Sales | Option exercise(M) | 932 | — | $0 |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2006-01-02 → 2026-09-03. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).
Connected pages for FFIV